My Dog Is Drooling, Not Eating Or Drinking And Laying Round What Is Wrong?

Your dog is sick because he is showing signs of illness like no eating/drinking and lethargy along with drooling. Your dog might be having any of the following conditions.

1. Tongue injury
2. Gum diseases
3. Dental diseases
4. Mouth ulcers
5. Metabolic disorders
   
6. Mouth tumors
7. Stomach disorders

As your dog is lethargic and not eating, so, it can be medical emergency. Take your dog to vet immediately.